int main() { int t; FRACTION f1,f2; scanf("%d",&t); printf("n0\tn1\t+\t-\t*\t/"); putchar('\n'); for(int i=0;i<t;++i) { f1=getFractionFromStream(stdin); f2=getFractionFromStream(stdin); writeFractionToStream(stdout,f1); putchar('\t'); writeFractionToStream(stdout,f2); putchar('\t'); writeFractionToStream(stdout,addFraction(f1,f2)); putchar('\t'); writeFractionToStream(stdout,subFraction(f1,f2)); putchar('\t'); writeFractionToStream(stdout,mulFraction(f1,f2)); putchar('\t'); writeFractionToStream(stdout,divFraction(f1,f2)); putchar('\n'); } return 0; }
/** * Return symbolic or numerical representation of n>0 */ const string positiveSymbolicNumber(double n) { string s; faustassert(n>0); // Try to find a symbolic representation for (int i=1; i<10; i++) { for(int j=1; j<10; j++) { if (isSymbolicPower(i*n/j,s)) { return addFraction(j,i,s); } } } // No symbolic representation, // Then numerical representation x.10^k char tmp[64]; string entree = " * 10^{"; char sortie = '}'; string::size_type ps; snprintf(tmp, 63, "%.15g", n); // Warning: over 15 decimals, results are wrong !! s = tmp; ps = s.find('e'); if (ps != string::npos) { s.replace(ps, 1, ""); s.insert(ps, entree); s += sortie; } return s; }
int main() { int a; fraction_t fraction1,fraction2; printf("一つ目の分数の分子、分母を入力してください。\n"); scanf("%d %d",&fraction1.numerator,&fraction1.denominator); printf("二つ目の分数の分子、分母を入力してください。\n"); scanf("%d %d",&fraction2.numerator,&fraction2.denominator); printf("足し算 %2d/%d\n",addFraction(fraction1,fraction2)); printf("引き算(1-2) %2d/%d\n",subtractFraction(fraction1,fraction2)); printf("引き算(2-1) %2d/%d\n",subtractFraction(fraction2,fraction1)); printf("掛け算 %2d/%d\n",multiplyFraction(fraction1,fraction2)); printf("割り算(1/2) %2d/%d\n",divideFraction(fraction1,fraction2)); printf("割り算(2/1) %2d/%d\n",divideFraction(fraction2,fraction1)); return 0; }
TextFormatButtons::TextFormatButtons(QTextEdit * textEdit, Buttons buttons, QWidget * parent) : QWidget(parent), connectedTextEdit(textEdit), d_buttons(buttons) { QHBoxLayout * layout = new QHBoxLayout(this); layout->setMargin(0); layout->setSpacing(0); QFont font = this->font(); font.setPointSize(14); if (buttons == Legend){ buttonCurve = new QPushButton( QPixmap(lineSymbol_xpm), QString()); buttonCurve->setMaximumWidth(40); buttonCurve->setMinimumHeight(35); buttonCurve->setFont(font); layout->addWidget(buttonCurve); connect( buttonCurve, SIGNAL(clicked()), this, SLOT(addCurve()) ); } buttonSubscript = new QPushButton(QPixmap(index_xpm), QString()); buttonSubscript->setMaximumWidth(40); buttonSubscript->setMinimumHeight(35); buttonSubscript->setFont(font); layout->addWidget(buttonSubscript); connect( buttonSubscript, SIGNAL(clicked()), this, SLOT(addSubscript()) ); buttonSuperscript = new QPushButton(QPixmap(exp_xpm), QString()); buttonSuperscript->setMaximumWidth(40); buttonSuperscript->setMinimumHeight(35); buttonSuperscript->setFont(font); layout->addWidget(buttonSuperscript); connect( buttonSuperscript, SIGNAL(clicked()), this, SLOT(addSuperscript())); if (buttons != Equation){ buttonLowerGreek = new QPushButton(QString(QChar(0x3B1))); buttonLowerGreek->setFont(font); buttonLowerGreek->setMaximumWidth(40); layout->addWidget(buttonLowerGreek); connect( buttonLowerGreek, SIGNAL(clicked()), this, SLOT(showLowerGreek())); buttonUpperGreek = new QPushButton(QString(QChar(0x393))); buttonUpperGreek->setFont(font); buttonUpperGreek->setMaximumWidth(40); layout->addWidget(buttonUpperGreek); connect( buttonUpperGreek, SIGNAL(clicked()), this, SLOT(showUpperGreek())); buttonMathSymbols = new QPushButton(QString(QChar(0x222B))); buttonMathSymbols->setFont(font); buttonMathSymbols->setMaximumWidth(40); layout->addWidget(buttonMathSymbols); connect( buttonMathSymbols, SIGNAL(clicked()), this, SLOT(showMathSymbols())); buttonArrowSymbols = new QPushButton(QString(QChar(0x2192))); buttonArrowSymbols->setFont(font); buttonArrowSymbols->setMaximumWidth(40); layout->addWidget(buttonArrowSymbols); connect( buttonArrowSymbols, SIGNAL(clicked()), this, SLOT(showArrowSymbols())); } if (buttons != Plot3D && buttons != Equation){ font = this->font(); font.setBold(true); font.setPointSize(14); buttonBold = new QPushButton(tr("B","Button bold")); buttonBold->setFont(font); buttonBold->setMaximumWidth(40); layout->addWidget(buttonBold); connect( buttonBold, SIGNAL(clicked()), this, SLOT(addBold())); font = this->font(); font.setItalic(true); font.setPointSize(14); buttonItalics = new QPushButton(tr("It","Button italics")); buttonItalics->setFont(font); buttonItalics->setMaximumWidth(40); layout->addWidget(buttonItalics); connect( buttonItalics, SIGNAL(clicked()), this, SLOT(addItalics())); font = this->font(); font.setUnderline(true); font.setPointSize(14); buttonUnderline = new QPushButton(tr("U","Button underline")); buttonUnderline->setFont(font); buttonUnderline->setMaximumWidth(40); layout->addWidget(buttonUnderline); layout->addStretch(); connect( buttonUnderline, SIGNAL(clicked()), this, SLOT(addUnderline())); } if (buttons == Equation){ buttonFraction = new QPushButton(QPixmap(fraction_xpm), QString()); buttonFraction->setMaximumWidth(40); buttonFraction->setMinimumHeight(35); buttonFraction->setFont(font); layout->addWidget(buttonFraction); connect(buttonFraction, SIGNAL(clicked()), this, SLOT(addFraction())); buttonSquareRoot = new QPushButton(QPixmap(square_root_xpm), QString()); buttonSquareRoot->setMaximumWidth(40); buttonSquareRoot->setMinimumHeight(35); buttonSquareRoot->setFont(font); layout->addWidget(buttonSquareRoot); connect(buttonSquareRoot, SIGNAL(clicked()), this, SLOT(addSquareRoot())); layout->addStretch(); } }
int main(void) { //ex 1,2 printf("Jussi\n\n"); //ex 3 printf("%6d, %4d\n", 86, 1040); printf("%12.5e\n", 30.253); printf("%.4f\n", 83.162); printf("%-6.2g\n\n", .0000009979); //ex 4 printf("%d, %d, %d, %d\n\n", 5%2, -5%2, 5%-2, 5%-2); int i = 7; float f = 5.5; char c = 'w'; printf("%lf\n", (double)(i+f)); printf("%d\n", (int)(i+c)); printf("%d\n", (int)(i+c-'0')); printf("%lf\n\n", (double)((i+c)-(2*f/5))); printf("%i\n\n", ((int)f)%2); i = 1; printf("i = %d \n", i); printf("i = %d \n", ++i); printf("i = %d \n", i); float x = 1.1; double d=2.2; printf("integer: %d \n", sizeof(i)); printf("float: %d \n", sizeof(x)); printf("double: %d \n", sizeof(d)); printf("character: %d \n", sizeof(c)); //ex 5 d = (char)d; i = 8; int j = 5; x = (double)x; x = 0.005; double y = -0.01; c = 'c'; d = 'd'; abs(i - 2 * j); //absolute value fabs(x+y); //floating point abs isprint(c); //check if char is printable isdigit(c); //check if character is decimal digit toupper(d); //lowercase --> uppercase ceil(x); //round up ceil(x+y); //-- floor(x); //round down floor(x+y); //-- islower(c); //check if char is lowercase isupper(j); // -- uppercase exp(x); //e^x log(x); //trivial log(exp(x)); //x sqrt(x*x+y*y); //square root isalnum(10*j); //check if char is alphanumeric isalpha(10*j); // -- alphabetic isascii(10*j); // -- a 7-bit US-ASCII char code toascii(10*j); // converto to -- fmod(x,y); //remainder of division tolower(65); //uppercase --> lowercase strlen("hello\0"); //string lenght strstr("hello\0", 'e'); //locate substring //ex 6 printf("\n%d, %d\n\n", itseis(-4), itseis(8)); //ex 7 printf("GCD: %d\n\n", maxdiv(1235,345)); //ex 8 printf("SYT: %d\n\n", syt(1235,345)); //ex 9 int onnaa = addFraction(1,2,1,2); printf("%d\n\n",onnaa); //ex 10 onnaa = subFraction(3,2,1,2); printf("%d\n\n",onnaa); //ex 11 onnaa = mulFraction(3,2,1,2); printf("%d\n\n",onnaa); //ex 12 onnaa = divFraction(3,2,1,2); printf("%d\n\n",onnaa); return 0; }
void menu() { int option; int frOption; frPtr lOp = 0; frPtr rOp = 0; do { printf("\n"); printf("\nMENU : Fraction -- Tyler Hill"\ "\n1. Creating/Updating"\ "\n2. Adding"\ "\n3. Subtracting"\ "\n4. Multiplying"\ "\n5. Dividing"\ "\n6. Displaying"\ "\n7. Quit"); printf("\nEnter the option: "); scanf("%d", &option); switch (option) { case 1: do { printf("\nMENU : Creating/Updating"\ "\n1. Left Operand"\ "\n2. Right Operand"\ "\n3. Both Operands"\ "\n4. Displaying Current Operands"\ "\n5. Return"); printf("\nEnter the option: "); scanf("%d", &frOption); switch(frOption) { case 1: printf("\nLeft Operand: "); lOp = reduceFraction(createFraction()); break; case 2: printf("\nRight Operand: "); rOp = reduceFraction(createFraction()); break; case 3: printf("\nLeft Operand: "); lOp = reduceFraction(createFraction()); printf("\nRight Operand: "); rOp = reduceFraction(createFraction()); break; case 4: printf("\n"); printf("\nLeft Operand:"); displayFraction(lOp); printf("\n"); printf("\nRight Operand:"); displayFraction(rOp); break; case 5: break; } } while (frOption != 5); break; case 2: if(lOp != 0 && rOp != 0) { displayFraction(addFraction(lOp,rOp)); } else { printf("\nNot Allowed Yet - No Proper Data!"); } break; case 3: if(lOp != 0 && rOp != 0) { displayFraction(subtractFraction(lOp,rOp)); } else { printf("\nNot Allowed Yet - No Proper Data!"); } break; case 4: if(lOp != 0 && rOp != 0) { displayFraction(multiplyFraction(lOp,rOp)); } else { printf("\nNot Allowed Yet - No Proper Data!"); } break; case 5: if(lOp != 0 && rOp != 0) { displayFraction(divideFraction(lOp,rOp)); } else { printf("\nNot Allowed Yet - No Proper Data!"); } break; case 6: printf("\n"); printf("\nLeft Operand:"); displayFraction(lOp); printf("\n"); printf("\nRight Operand:"); displayFraction(rOp); break; case 7: break; default: printf("\nYou should not be in this class!\n"); } } while (option != 7); }
void TextFormatButtons::init(Buttons buttons) { QHBoxLayout *layout = (QHBoxLayout*)this->layout(); QLayoutItem *child; while ((child = layout->takeAt(0)) != 0){ if (child->widget()) delete child->widget(); } QFont font = QFont(); int btnSize = 32; #ifdef Q_OS_MAC btnSize = 38; #endif if (buttons == Legend || buttons == TexLegend){ QPushButton *buttonCurve = new QPushButton( QPixmap(":/lineSymbol.png"), QString()); buttonCurve->setFixedWidth(btnSize); buttonCurve->setFixedHeight(btnSize); buttonCurve->setFont(font); layout->addWidget(buttonCurve); connect( buttonCurve, SIGNAL(clicked()), this, SLOT(addCurve()) ); } QPushButton *buttonSubscript = new QPushButton(QPixmap(":/index.png"), QString()); buttonSubscript->setFixedWidth(btnSize); buttonSubscript->setFixedHeight(btnSize); buttonSubscript->setFont(font); layout->addWidget(buttonSubscript); connect( buttonSubscript, SIGNAL(clicked()), this, SLOT(addSubscript()) ); QPushButton *buttonSuperscript = new QPushButton(QPixmap(":/exp.png"), QString()); buttonSuperscript->setFixedWidth(btnSize); buttonSuperscript->setFixedHeight(btnSize); buttonSuperscript->setFont(font); layout->addWidget(buttonSuperscript); connect( buttonSuperscript, SIGNAL(clicked()), this, SLOT(addSuperscript())); if (buttons == Equation || buttons == TexLegend){ QPushButton *buttonFraction = new QPushButton(QPixmap(":/fraction.png"), QString()); buttonFraction->setFixedWidth(btnSize); buttonFraction->setFixedHeight(btnSize); buttonFraction->setFont(font); layout->addWidget(buttonFraction); connect(buttonFraction, SIGNAL(clicked()), this, SLOT(addFraction())); QPushButton *buttonSquareRoot = new QPushButton(QPixmap(":/square_root.png"), QString()); buttonSquareRoot->setFixedWidth(btnSize); buttonSquareRoot->setFixedHeight(btnSize); buttonSquareRoot->setFont(font); layout->addWidget(buttonSquareRoot); connect(buttonSquareRoot, SIGNAL(clicked()), this, SLOT(addSquareRoot())); } QPushButton *buttonLowerGreek = new QPushButton(QString(QChar(0x3B1))); buttonLowerGreek->setFont(font); buttonLowerGreek->setFixedWidth(btnSize); buttonLowerGreek->setFixedHeight(btnSize); layout->addWidget(buttonLowerGreek); connect( buttonLowerGreek, SIGNAL(clicked()), this, SLOT(showLowerGreek())); QPushButton *buttonUpperGreek = new QPushButton(QString(QChar(0x393))); buttonUpperGreek->setFont(font); buttonUpperGreek->setFixedWidth(btnSize); buttonUpperGreek->setFixedHeight(btnSize); layout->addWidget(buttonUpperGreek); connect( buttonUpperGreek, SIGNAL(clicked()), this, SLOT(showUpperGreek())); QPushButton *buttonArrowSymbols = new QPushButton(QString(QChar(0x2192))); buttonArrowSymbols->setFont(font); buttonArrowSymbols->setFixedWidth(btnSize); buttonArrowSymbols->setFixedHeight(btnSize); layout->addWidget(buttonArrowSymbols); connect( buttonArrowSymbols, SIGNAL(clicked()), this, SLOT(showArrowSymbols())); QPushButton *buttonMathSymbols = new QPushButton(QString(QChar(0x222B))); buttonMathSymbols->setFont(font); buttonMathSymbols->setFixedWidth(btnSize); buttonMathSymbols->setFixedHeight(btnSize); layout->addWidget(buttonMathSymbols); connect( buttonMathSymbols, SIGNAL(clicked()), this, SLOT(showMathSymbols())); if (buttons != Plot3D && buttons != Equation && buttons != TexLegend){ font = this->font(); font.setBold(true); QPushButton *buttonBold = new QPushButton(tr("B","Button bold")); buttonBold->setFont(font); buttonBold->setFixedWidth(btnSize); buttonBold->setFixedHeight(btnSize); layout->addWidget(buttonBold); connect( buttonBold, SIGNAL(clicked()), this, SLOT(addBold())); font = this->font(); font.setItalic(true); QPushButton *buttonItalics = new QPushButton(tr("It","Button italics")); buttonItalics->setFont(font); buttonItalics->setFixedWidth(btnSize); buttonItalics->setFixedHeight(btnSize); layout->addWidget(buttonItalics); connect( buttonItalics, SIGNAL(clicked()), this, SLOT(addItalics())); font = this->font(); font.setUnderline(true); QPushButton *buttonUnderline = new QPushButton(tr("U","Button underline")); buttonUnderline->setFont(font); buttonUnderline->setFixedWidth(btnSize); buttonUnderline->setFixedHeight(btnSize); layout->addWidget(buttonUnderline); layout->addStretch(); connect( buttonUnderline, SIGNAL(clicked()), this, SLOT(addUnderline())); } else layout->addStretch(); }